General Setting
Information Search and Selection

Com ments

on

Geo logic

Para meters

1 Depth:

2 Permeability/Hydraulic Conductivity:

3 Formation Thickness:
4 Net Sand Thickness:
5 Percent Shale:
6 Continuity:
7 Top Seal Thickness:
8 Continuity of top seal:
9 Hydrocarbon Production:
10 Fluid Residence Time:
11 Flow Direction Elevation:

12

CO2 Solu bility Brine

12a Temperature:
12b Pressure:
12c Salinity:
13 Rock/Water Reaction:
14 Porosity:
15 Water Chemistry:
16 Rock Mineralogy:

St. Peter Sandstone, Illinois Basin

Comments on Geologic Parameters

15 Water Chemistry:
Meents and others (1952) reported brine chemistry for the St. Peter Sandstone in the central Illinois Basin, and their results are presented in the GIS. Their data show an increase in total dissolved solids concentration with depth.

15 Map:

15 Table: click here

15 Reference:
Meents, W. F., Bell, A. H., Rees, O. W., and Tilbury, W. G., 1952, Illinois oilfield brines, their geologic occurrence and chemical composition: Illinois Geological Survey, Illinois Petroleum No. 66, 38 p.